package com.zzyl.common.utils;

import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.text.PDFTextStripper;
import java.io.IOException;
import java.io.InputStream;

public class PDFUtil {

    public static String pdfToString(InputStream is){
        PDDocument pdDocument=null;
        try {
            //1.加载PDF文件,转成PDDocument对象
            pdDocument = PDDocument.load(is);

            //2.创建一个PDFTextStripper实例来提取文本
            PDFTextStripper pdfTextStripper = new PDFTextStripper();
            //3.PDFTextStripper从PDDocument对象中提取文本
            String text = pdfTextStripper.getText(pdDocument);
            return text;
        } catch (IOException e) {
            throw new RuntimeException(e);
        } finally {
            try {
                pdDocument.close();
                is.close();
            } catch (IOException e) {
                throw new RuntimeException(e);
            }

        }

    }

}